USPSInternationalRate.php in Ubercart 8.4

Namespace

Drupal\uc_usps\Plugin\Ubercart\ShippingQuote
File

shipping/uc_usps/src/Plugin/Ubercart/ShippingQuote/USPSInternationalRate.php
View source
<?php

namespace Drupal\uc_usps\Plugin\Ubercart\ShippingQuote;

use Drupal\Core\Form\FormStateInterface;
use Drupal\field\Entity\FieldConfig;
use Drupal\uc_order\OrderInterface;

/**
 * Provides a percentage rate shipping quote plugin.
 *
 * @UbercartShippingQuote(
 *   id = "usps_intl",
 *   admin_label = @Translation("USPS International")
 * )
 */
class USPSInternationalRate extends USPSRateBase {

  //   id = "usps_intl_env",

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {
    return [
      'base_rate' => 0,
      'product_rate' => 0,
      'field' => '',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $fields = [
      '' => $this
        ->t('- None -'),
    ];
    $result = \Drupal::entityQuery('field_config')
      ->condition('field_type', 'number')
      ->execute();
    foreach (FieldConfig::loadMultiple($result) as $field) {
      $fields[$field
        ->getName()] = $field
        ->label();
    }
    $form['base_rate'] = [
      '#type' => 'uc_price',
      '#title' => $this
        ->t('Base price'),
      '#description' => $this
        ->t('The starting price for shipping costs.'),
      '#default_value' => $this->configuration['base_rate'],
      '#required' => TRUE,
    ];
    $form['product_rate'] = [
      '#type' => 'number',
      '#title' => $this
        ->t('Default product shipping rate'),
      '#min' => 0,
      '#step' => 'any',
      '#description' => $this
        ->t('The percentage of the item price to add to the shipping cost for an item.'),
      '#default_value' => $this->configuration['product_rate'],
      '#field_suffix' => $this
        ->t('% (percent)'),
      '#required' => TRUE,
    ];
    $form['field'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Product shipping rate override field'),
      '#description' => $this
        ->t('Overrides the default shipping rate per product for this percentage rate shipping method, when the field is attached to a product content type and has a value.'),
      '#options' => $fields,
      '#default_value' => $this->configuration['field'],
    ];
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
    $this->configuration['base_rate'] = $form_state
      ->getValue('base_rate');
    $this->configuration['product_rate'] = $form_state
      ->getValue('product_rate');
    $this->configuration['field'] = $form_state
      ->getValue('field');
  }

  /**
   * {@inheritdoc}
   */
  public function getDescription() {
    return $this
      ->t('USPS Web Tools® rate');
  }

  /**
   * {@inheritdoc}
   */
  public function getQuotes(OrderInterface $order) {
    $rate = $this->configuration['base_rate'];
    $field = $this->configuration['field'];
    foreach ($order->products as $product) {
      if (isset($product->nid->entity->{$field}->value)) {
        $product_rate = $product->nid->entity->{$field}->value * $product->qty->value;
      }
      else {
        $product_rate = $this->configuration['product_rate'] * $product->qty->value;
      }
      $rate += $product->price->value * floatval($product_rate) / 100;
    }
    return [
      $rate,
    ];
  }

  /**
   * Callback for retrieving USPS shipping quote.
   *
   * @param $products
   *   Array of cart contents.
   * @param $details
   *   Order details other than product information.
   * @param $method
   *   The shipping method to create the quote.
   *
   * @return
   *   JSON object containing rate, error, and debugging information.
   */

  //public function getQuotes(OrderInterface $order) {
  public function quote($products, $details, $method) {
    $usps_config = \Drupal::config('uc_usps.settings');
    $quote_config = \Drupal::config('uc_quote.settings');

    // The uc_quote AJAX query can fire before the customer has completely
    // filled out the destination address, so check to see whether the address
    // has all needed fields. If not, abort.
    $destination = (object) $details;

    // Country code is always needed.
    if (empty($destination->country)) {

      // Skip this shipping method.
      return [];
    }

    // Shipments to the US also need zone and postal_code.
    if ($destination->country == 'US' && (empty($destination->zone) || empty($destination->postal_code))) {

      // Skip this shipping method.
      return [];
    }

    // USPS Production server.
    $connection_url = 'http://production.shippingapis.com/ShippingAPI.dll';

    // Initialize $debug_data to prevent PHP notices here and in uc_quote.
    $debug_data = [
      'debug' => NULL,
      'error' => [],
    ];
    $services = [];
    $addresses = [
      $quote_config
        ->get('store_default_address'),
    ];
    $packages = $this
      ->packageProducts($products, $addresses);
    if (!count($packages)) {
      return [];
    }
    foreach ($packages as $key => $ship_packages) {
      $orig = $addresses[$key];
      $orig->email = uc_store_email();
      if (strpos($method['id'], 'intl') && $destination->country != 'US') {

        // Build XML for international rate request.
        $request = $this
          ->intlRateRequest($ship_packages, $orig, $destination);
      }
      elseif ($destination->country == 'US') {

        // Build XML for domestic rate request.
        $request = $this
          ->rateRequest($ship_packages, $orig, $destination);
      }
      $account = \Drupal::currentUser();
      if ($account
        ->hasPermission('configure quotes') && $quote_config
        ->get('display_debug')) {
        $debug_data['debug'] .= htmlentities(urldecode($request)) . "<br />\n";
      }

      // Send request
      $result = \Drupal::httpClient()
        ->post($connection_url, NULL, $request)
        ->send();
      if ($account
        ->hasPermission('configure quotes') && $quote_config
        ->get('display_debug')) {
        $debug_data['debug'] .= htmlentities($result
          ->getBody(TRUE)) . "<br />\n";
      }
      $rate_type = $usps_config
        ->get('online_rates');
      $response = new \SimpleXMLElement($result
        ->getBody(TRUE));

      // Map double-encoded HTML markup in service names to Unicode characters.
      $service_markup = [
        '&lt;sup&gt;&amp;reg;&lt;/sup&gt;' => '®',
        '&lt;sup&gt;&amp;trade;&lt;/sup&gt;' => '™',
        '&lt;sup&gt;&#174;&lt;/sup&gt;' => '®',
        '&lt;sup&gt;&#8482;&lt;/sup&gt;' => '™',
        '**' => '',
      ];

      // Use this map to fix USPS service names.
      if (strpos($method['id'], 'intl')) {

        // Find and replace markup in International service names.
        foreach ($response
          ->xpath('//Service') as $service) {
          $service->SvcDescription = str_replace(array_keys($service_markup), $service_markup, $service->SvcDescription);
        }
      }
      else {

        // Find and replace markup in Domestic service names.
        foreach ($response
          ->xpath('//Postage') as $postage) {
          $postage->MailService = str_replace(array_keys($service_markup), $service_markup, $postage->MailService);
        }
      }
      if (isset($response->Package)) {
        foreach ($response->Package as $package) {
          if (isset($package->Error)) {
            $debug_data['error'][] = (string) $package->Error[0]->Description . '<br />';
          }
          else {
            if (strpos($method['id'], 'intl')) {
              foreach ($package->Service as $service) {
                $id = (string) $service['ID'];
                $services[$id]['label'] = t('U.S.P.S. @service', [
                  '@service' => (string) $service->SvcDescription,
                ]);

                // Markup rate before customer sees it.
                if (!isset($services[$id]['rate'])) {
                  $services[$id]['rate'] = 0;
                }
                $services[$id]['rate'] += $this
                  ->rateMarkup((string) $service->Postage);
              }
            }
            else {
              foreach ($package->Postage as $postage) {
                $classid = (string) $postage['CLASSID'];
                if ($classid === '0') {
                  if ((string) $postage->MailService == "First-Class Mail® Parcel") {
                    $classid = 'zeroParcel';
                  }
                  elseif ((string) $postage->MailService == "First-Class Mail® Letter") {
                    $classid = 'zeroFlat';
                  }
                  else {
                    $classid = 'zero';
                  }
                }
                if (!isset($services[$classid]['rate'])) {
                  $services[$classid]['rate'] = 0;
                }
                $services[$classid]['label'] = t('U.S.P.S. @service', [
                  '@service' => (string) $postage->MailService,
                ]);

                // Markup rate before customer sees it.
                // Rates are stored differently if ONLINE $rate_type is
                // requested. First Class doesn't have online rates, so if
                // CommercialRate is missing use Rate instead.
                if ($rate_type && !empty($postage->CommercialRate)) {
                  $services[$classid]['rate'] += $this
                    ->rateMarkup((string) $postage->CommercialRate);
                }
                else {
                  $services[$classid]['rate'] += $this
                    ->rateMarkup((string) $postage->Rate);
                }
              }
            }
          }
        }
      }
    }

    // Strip leading 'usps_'
    $method_services = substr($method['id'] . '_services', 5);

    //$method_services is the name of the callback function

    //  array_keys($method['quote']['accessorials'])
    $usps_services = array_filter($usps_config
      ->get($method_services));
    foreach ($services as $service => $quote) {
      if (!in_array($service, $usps_services)) {
        unset($services[$service]);
      }
    }
    foreach ($services as $key => $quote) {
      if (isset($quote['rate'])) {
        $services[$key]['rate'] = $quote['rate'];
        $services[$key]['option_label'] = $this
          ->getDisplayLabel($quote['label']);
      }
    }
    uasort($services, 'uc_quote_price_sort');

    // Merge debug data into $services. This is necessary because
    // $debug_data is not sortable by a 'rate' key, so it has to be
    // kept separate from the $services data until this point.
    if (isset($debug_data['debug']) || isset($debug_data['error']) && count($debug_data['error'])) {
      $services['data'] = $debug_data;
    }
    return $services;
  }

  /**
   * Constructs a quote request for international shipments.
   *
   * @param array $packages
   *   Array of packages received from the cart.
   * @param $origin
   *   Delivery origin address information.
   * @param $destination
   *   Delivery destination address information.
   *
   * @return string
   *   IntlRateRequest XML document to send to USPS.
   */
  public function intlRateRequest(array $packages, $origin, $destination) {
    $usps_config = \Drupal::config('uc_usps.settings');
    \Drupal::moduleHandler()
      ->loadInclude('uc_usps', 'inc', 'uc_usps.countries');
    $request = '<IntlRateV2Request USERID="' . $usps_config
      ->get('user_id') . '">';
    $request .= '<Revision>2</Revision>';

    // USPS does not use ISO 3166 country name in some cases so we
    // need to transform ISO country name into one USPS understands.
    $shipto_country = uc_usps_country_map($destination->country);
    $package_id = 0;
    foreach ($packages as $package) {
      $qty = $package->qty;
      for ($i = 0; $i < $qty; $i++) {
        $request .= '<Package ID="' . $package_id . '">' . '<Pounds>' . intval($package->pounds) . '</Pounds>' . '<Ounces>' . ceil($package->ounces) . '</Ounces>' . '<MailType>All</MailType>' . '<ValueOfContents>' . $package->price . '</ValueOfContents>' . '<Country>' . $shipto_country . '</Country>' . '<Container>' . 'RECTANGULAR' . '</Container>' . '<Size>' . 'REGULAR' . '</Size>' . '<Width>' . '</Width>' . '<Length>' . '</Length>' . '<Height>' . '</Height>' . '<Girth>' . '</Girth>' . '<OriginZip>' . substr(trim($origin->postal_code), 0, 5) . '</OriginZip>';

        // Check if we need to add any special services to this package.
        if ($usps_config
          ->get('insurance')) {
          $request .= '<ExtraServices><ExtraService>1</ExtraService></ExtraServices>';
        }

        // Close off Package tag.
        $request .= '</Package>';
        $package_id++;
      }
    }
    $request .= '</IntlRateV2Request>';
    $request = 'API=IntlRateV2&XML=' . UrlHelper::encodePath($request);
    return $request;
  }

}
Classes

Name	Description
USPSInternationalRate	Provides a percentage rate shipping quote plugin.
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USPSInternationalRate.php in Ubercart 8.4

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